sandra and bernice are starting a nutrition and exercise program that will last 12 weeks. sandra is starting at 150 pounds and plans to lose 1 pound a week. bernice is starting at 135 pounds and plans to lose 1/2 a pound a week. when in the program will bernice and sandra weight the same

They will not have the same weight during the program

Step-by-step explanation:

Let x be the number of weeks.

Sandra:

Sandra is starting at 150 pounds and plans to lose 1 pound a week.

Weight after x weeks:

Bernice:

Bernice is starting at 135 pounds and plans to lose 1/2 a pound a week.

Weight after x weeks:

Weights must be the same, so

Since 30 weeks is more that 12 weeks (the duration of the program), they will not have the same weight during this program.

the formula of a slope:

from a table we have

substitute:

the slope of f(x) is -1.

the graph of funcfion g(x) is a horizontal line. the slope of a horizontal line is equal 0. therefore the slope of g(x) is 0.

-1 < 0

well the answer to that is xoxoxo

step-by-step explanation: